128191872

素因数分解:

$2^7\times 3^1\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2183

約数の個数: 64

約数和(自身を含む): 342720000

約数和(自身を除く): 214528128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 167, 192, 334, 384, 501, 668, 1002, 1336, 1999, 2004, 2672, 3998, 4008, 5344, 5997, 7996, 8016, 10688, 11994, 15992, 16032, 21376, 23988, 31984, 32064, 47976, 63968, 64128, 95952, 127936, 191904, 255872, 333833, 383808, 667666, 767616, 1001499, 1335332, 2002998, 2670664, 4005996, 5341328, 8011992, 10682656, 16023984, 21365312, 32047968, 42730624, 64095936, 128191872]

約数ペア:

[(1, 128191872), (2, 64095936), (3, 42730624), (4, 32047968), (6, 21365312), (8, 16023984), (12, 10682656), (16, 8011992), (24, 5341328), (32, 4005996), (48, 2670664), (64, 2002998), (96, 1335332), (128, 1001499), (167, 767616), (192, 667666), (334, 383808), (384, 333833), (501, 255872), (668, 191904), (1002, 127936), (1336, 95952), (1999, 64128), (2004, 63968), (2672, 47976), (3998, 32064), (4008, 31984), (5344, 23988), (5997, 21376), (7996, 16032), (8016, 15992), (10688, 11994)]